Gaya APA

Ang, K, K, ,. (1994). Radiotherapy for head and Neck Cancers : Indications and Techniques (-). Philadelphia: Lea & Febiger.

Gaya MLA

Ang, K., Kian, ,{et.all}. "Radiotherapy for head and Neck Cancers : Indications and Techniques". - Philadelphia: Lea & Febiger, 1994. Text.